Spark Therapeutics, a drug developer spinout of Children's Hospital of Philadelphia, is set to go public on Nasdaq.

Drug developer Spark Therapeutics is planning to hold an IPO, according to documents filed with the US Securities and Exchange Commission.
The US-based Children’s Hospital of Philadelphia spinout is yet to set a date, number of shares to be offered, or a price range for the IPO, but will be trading under the ticker symbol “ONCE” on the Nasdaq market.
Last year in May, the spinout raised $72.8m in a series B round, led by Sofinnova Ventures.…